213577345

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 270864000

約数和(自身を除く): 57286655

約数列:

[1, 5, 43, 59, 113, 149, 215, 295, 565, 745, 2537, 4859, 6407, 6667, 8791, 12685, 16837, 24295, 32035, 33335, 43955, 84185, 286681, 378013, 723991, 993383, 1433405, 1890065, 3619955, 4966915, 42715469, 213577345]

約数ペア:

[(1, 213577345), (5, 42715469), (43, 4966915), (59, 3619955), (113, 1890065), (149, 1433405), (215, 993383), (295, 723991), (565, 378013), (745, 286681), (2537, 84185), (4859, 43955), (6407, 33335), (6667, 32035), (8791, 24295), (12685, 16837)]